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free: implement -h

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function                                             old     new   delta
.rodata                                           103331  103363     +32
packed_usage                                       33652   33654      +2
free_main                                            657     588     -69
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(add/remove: 0/0 grow/shrink: 2/1 up/down: 34/-69)            Total: -35 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2021-06-18 12:08:02 +02:00
parent 2c436679fb
commit dc30f3dce2
2 changed files with 53 additions and 31 deletions
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4
include/libbb.h
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@ -1065,10 +1065,10 @@ char *smart_ulltoa5(unsigned long long ul, char buf[5], const char *scale) FAST_
/* If block_size == 0, display size without fractional part,
* else display (size * block_size) with one decimal digit.
* If display_unit == 0, show value no bigger than 1024 with suffix (K,M,G...),
* else divide by display_unit and do not use suffix. */
* else divide by display_unit and do not use suffix.
* Returns "auto pointer" */
#define HUMAN_READABLE_MAX_WIDTH 7 /* "1024.0G" */
#define HUMAN_READABLE_MAX_WIDTH_STR "7"
//TODO: provide pointer to buf (avoid statics)?
const char *make_human_readable_str(unsigned long long size,
unsigned long block_size, unsigned long display_unit) FAST_FUNC;
/* Put a string of hex bytes ("1b2e66fe"...), return advanced pointer */